Which of the following is not a reason that global climate warming is so difficult to understand?
A. We don't have enough information to make informed decisions about human influences on global climate warming.
B. There are ways in which global climate change can create negative feedback loops, keeping warming from occurring at all.
C. There are ways in which global climate warming can create positive feedback loops, making warming occur faster.
D. The complexity of the global climate is very difficult to model with computers, making it tough to predict what might happen.
E. We don't have enough data from the geological record to hypothesize how the Earth's climate system works.
Answer: A
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